Year	Per 1000 Births
1970	58.7
1971	54.9
1972	51.4
1973	48.1
1974	45
1975	42.1
1976	39.4
1977	36.6
1978	34.1
1979	31.8
1980	29.6
1981	27.5
1982	25.6
1983	23.8
1984	22.2
1985	20.7
1986	19.2
1987	17.9
1988	16.7
1989	15.5
1990	14.4
1991	13.4
1992	12.5
1993	11.7
1994	10.9
1995	10.1
1996	9.4
1997	8.8
1998	8.2
1999	7.6
2000	7.1
2001	6.6
2002	6.2
2003	5.8
2004	5.4
2005	5
2006	4.7
2007	4.3
2008	4
2009	3.8
2010	3.5
2011	3.3
2012	3
2013	2.8
2014	2.6
2015	2.5